 |
| |||
| méthode d'exploitation par tranches horizontales; méthode d'exploitation par tranches plates; méthode horizontale | |||
|
система разработки горизонтальными слоями : 8 phrases in 1 subject |
| Mining | 8 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips